Home / 54,474.70-75,184.02-45,385.66

Finding the Fourth Proportional to 54,474.70, 75,184.02 and 45,385.66

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Solution

The fourth proportional to 54,474.70, 75,184.02 and 45,385.66 is: 62,639.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,474.70 : 75,184.02 = 45,385.66 : x
  2. Step 2: Convert to fraction form
    54,474.70/75,184.02 = 45,385.66/x
  3. Step 3: Cross multiply
    54,474.70x = 75,184.02 × 45,385.66
  4. Step 4: Simplify right side
    54,474.70x = 3,412,276,369.15
  5. Step 5: Solve for x
    x = 3,412,276,369.15/54,474.70
  6. Step 6: Final answer
    x = 62,639.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.